<!--
 * @Author: yaojian66 1327629137@qq.com
 * @Date: 2022-06-23 13:57:31
 * @LastEditors: yaojian66 1327629137@qq.com
 * @LastEditTime: 2022-06-23 13:58:59
 * @FilePath: \geyao\第十四题 设置盒子的宽和高.html
 * @Description: 这是默认设置,请设置`customMade`, 打开koroFileHeader查看配置 进行设置: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
-->
<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>设置盒子的宽和高</title>
  <style type="text/css">
    /*补全代码*/
    .box{
      width:100px;
      height:100px;
      padding:20px;
      margin:10px;
    }
</style>
</head>
<body>
  <!-- 请将html模块类为"box"的div元素宽度和高度都设置为100px，且内间距为20px、外间距为10px。 -->
  <div class="box">
  </div>
</body>
</html>